760
CDUS45 KRIW 290728
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT THU MAY 29 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 28 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 64 4:44 PM 78 2003 54 10 64
MINIMUM 36 4:21 AM 27 2005 30 6 27
2017
2024
AVERAGE 50 42 8 46
PRECIPITATION (IN)
YESTERDAY 0.00 0.59 2022 0.09 -0.09 0.00
MONTH TO DATE 2.41 2.07 0.34 2.06
SINCE MAR 1 5.49 6.25 -0.76 7.39
SINCE JAN 1 9.19 9.75 -0.56 11.86
DEGREE DAYS
HEATING
YESTERDAY 15 23 -8 20
MONTH TO DATE 675 756 -81 704
SINCE MAR 1 1870 3202 -1332 2856
SINCE JUL 1 8790 11406 -2616 10330
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 1.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 5:00 AM
LOWEST 33 4:00 PM
AVERAGE 63
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 77 2003
MINIMUM TEMPERATURE (F) 30 26 2016
2021
SUNRISE AND SUNSET
MAY 29 2025...........SUNRISE 5:41 AM MDT SUNSET 8:57 PM MDT
MAY 30 2025...........SUNRISE 5:41 AM MDT SUNSET 8:58 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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